Sherwin-Williams Macropoxy 646

A high-build, fast-drying, polyamide epoxy designed to protect steel and concrete in aggressive industrial exposures. Ideal for maintenance painting and fabrication shop applications, this versatile coating provides outstanding edge protection and long-term corrosion resistance.

Key Advantages

  • High-build, single-coat application
  • Fast drying and curing times for rapid turnaround
  • Surface tolerant for marginal preparations
  • Excellent chemical, moisture, and abrasion resistance

Technical Data Sheet

Download the official specifications, mixing ratios, and application guidelines.

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